{ "id": "CVE-2021-29630", "sourceIdentifier": "secteam@freebsd.org", "published": "2021-08-30T19:15:08.610", "lastModified": "2021-12-14T21:37:54.933", "vulnStatus": "Analyzed", "descriptions": [ { "lang": "en", "value": "In FreeBSD 13.0-STABLE before n246938-0729ba2f49c9, 12.2-STABLE before r370383, 11.4-STABLE before r370381, 13.0-RELEASE before p4, 12.2-RELEASE before p10, and 11.4-RELEASE before p13, the ggatec daemon does not validate the size of a response before writing it to a fixed-sized buffer allowing a malicious attacker in a privileged network position to overwrite the stack of ggatec and potentially execute arbitrary code." }, { "lang": "es", "value": "En FreeBSD versiones 13.0-STABLE anteriores a n246938-0729ba2f49c9, 12.2-STABLE anteriores a r370383, 11.4-STABLE anteriores a r370381, 13.0-RELEASE anteriores a p4, 12.2-RELEASE anteriores a p10, y 11. 4-RELEASE anteriores a p13, el demonio ggatec no comprueba el tama\u00f1o de una respuesta antes de escribirla en un b\u00fafer de tama\u00f1o fijo, permitiendo a un atacante malicioso en una posici\u00f3n de red privilegiada sobrescribir la pila de ggatec y ejecutar potencialmente c\u00f3digo arbitrario." } ], "metrics": { "cvssMetricV31": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "attackVector": "NETWORK", "attackComplexity": "HIGH", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseScore": 8.1, "baseSeverity": "HIGH" }, "exploitabilityScore": 2.2, "impactScore": 5.9 } ], "cvssMetricV2": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "2.0", "vectorString": "AV:N/AC:H/Au:N/C:C/I:C/A:C", "accessVector": "NETWORK", "accessComplexity": "HIGH", "authentication": "NONE", "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "availabilityImpact": "COMPLETE", "baseScore": 7.6 }, "baseSeverity": "HIGH", "exploitabilityScore": 4.9, "impactScore": 10.0, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false } ] }, "weaknesses": [ { "source": "nvd@nist.gov", "type": "Primary", "description": [ { "lang": "en", "value": "CWE-787" } ] } ], "configurations": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:freebsd:freebsd:11.4:-:*:*:*:*:*:*", "matchCriteriaId": "4A865EA1-01D7-4E5A-9D13-80780F8A9D7A" }, { "vulnerable": true, "criteria": "cpe:2.3:o:freebsd:freebsd:11.4:p1:*:*:*:*:*:*", "matchCriteriaId": "9FCA6A72-2A72-45FD-A43D-B5BF7C329121" }, { "vulnerable": true, "criteria": "cpe:2.3:o:freebsd:freebsd:11.4:p10:*:*:*:*:*:*", "matchCriteriaId": "C1E296FC-EFF0-4F78-9481-DF24A94279D5" }, { "vulnerable": true, "criteria": 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"https://security.netapp.com/advisory/ntap-20210923-0005/", "source": "secteam@freebsd.org", "tags": [ "Third Party Advisory" ] } ] }